Terrence Jay O'Neil, MD
Nephrology Physician · Mountain Home, TN
Terrence Jay O'Neil, MD is a nephrology physician with a practice address in Mountain Home, Tennessee, and NPI 1790893071, issued on Aug 28, 2006. Check the license on the Tennessee Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Terrence Jay O'Neil
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- Practice location
- James Quillen VA Medical Center, Mountain Home, TN 37684
- Phone
- (423) 926-1171
- Enumerated
- Aug 28, 2006
- Record last updated
- Sep 7, 2023
- Fax
- (423) 979-3522
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 266 in Tennessee → Look up another NPI →
Verify Terrence Jay O'Neil in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical ExaminersCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Terrence Jay O'Neil among 266 nephrology physician records in Tennessee
Terrence Jay O'Neil, MD is one of 266 nephrology physician records with a practice address in Tennessee. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 23% of them.
- NPI issued2006 · 23% of these records are older, 49% newer
- In a Medicare fileNo · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2023 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Tennessee
There are 266 nephrology physician records in Tennessee. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 266 in Tennessee → Every provider in Mountain Home → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Sarah Abdel Massih, MDKingsport, TN 376601508381120
- Abrar Ahmad, M.D.Kingsport, TN 376601376534305
- Steven Butler, M.D.Kingsport, TN 376601174514228
- Sharan KanakiriyaKingsport, TN 376601558303347
- Sathiyendran Poobalasingham, MDKingsport, TN 376601639210222
- Tapasi Saha, MDKingsport, TN 376601932180098
- Duc Vu, M.D.Kingsport, TN 376601770573172
- Douglass Green, MDBristol, TN 376201871590166
Common questions
What is Terrence Jay O'Neil, MD's NPI number?
Terrence Jay O'Neil, MD's National Provider Identifier (NPI) is 1790893071, issued on Aug 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Terrence Jay O'Neil, MD located?
The NPPES record lists a practice address at James Quillen VA Medical Center, Mountain Home, TN, 37684. Phone: (423) 926-1171. Providers update this record themselves, so call before visiting.
How can I verify Terrence Jay O'Neil, MD's license?
Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.